TY - JOUR AU - Burciu, Sebastian TI - Subgroups of odd depth—a necessary condition JO - Czechoslovak Mathematical Journal PY - 2013 SP - 1039 EP - 1048 VL - 63 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1007/s10587-013-0070-9/ DO - 10.1007/s10587-013-0070-9 LA - en ID - 10_1007_s10587_013_0070_9 ER -